Comparison

Power Thesaurus vs Acronym Finder

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Power Thesaurus

Find accurate synonyms, antonyms, definitions, and related words with this comprehensive and fast thesaurus. Designed for writers, students, and professionals, it offers intuitive navigation and smart filters to help you express ideas clearly and confidently.

Highlights
  • Ad-free PRO Membership
  • Intuitive navigation
  • Smart filters
  • Flexible sorting
  • Quick tools (copy, pronounce, save)
  • Personal library (favorites, history)
  • Cross-device sync
Features
Read full description

Brought to you by PowerThesaurus.org, the trusted and acclaimed online thesaurus. Discover accurate synonyms, antonyms, definitions and related words — expertly reviewed and continuously refined for clarity and context. Enjoy a fast, comprehensive, and user-friendly experience built for writers, students, and professionals. Power Thesaurus helps you express ideas clearly and confidently, wherever you write. Key Features • Ad-free PRO Membership – unlock more content and seamless browsing • Intuitive navigation – a clean, easy-to-use interface • Smart filters – narrow results by part of speech, tags, or type • Flexible sorting – arrange by rating, alphabet, syllables, or length • Quick tools – copy, pronounce, and save words instantly • Personal library – favorites and search history at your fingertips • Cross-device sync – access your account anywhere Loved by millions worldwide, Power Thesaurus makes word discovery effortless. If you enjoy the app, please take a moment to rate and review — your feedback helps us improve. Questions or suggestions? Contact apple@powerthesaurus.org. Write with confidence. Express with precision! Terms and Conditions: https://www.powerthesaurus.org/_terms_conditions Privacy Policy: https://www.powerthesaurus.org/_privacy_statement

About

Acronym Finder

Access the world's largest verified database of acronyms, abbreviations, and initialisms. Quickly find meanings across various categories, even offline. Save and share your findings easily.

Highlights
  • 1 million+ verified acronyms
  • Offline search functionality
  • Category filtering
  • Unlimited bookmarking
  • Sharing capabilities
Features
Read full description

Acronym Finder is the world's largest database of acronyms, abbreviations, and initialisms: 1 million+ acronyms and their meanings, all verified by our editorial team. Quickly find any acronym's meaning with our category filter: Medical Military Government Science Technology Business Texting and Slang and more WHAT YOU GET: * 1 million+ acronyms and their meanings, all verified by our editorial team. * Search offline anytime. No connection or additional downloads required. * Save an unlimited amount of acronyms in your bookmarks for easy reference. * Share acronyms and their meanings via social networks, email, and more. Praise for Acronym Finder "An exponentially expanding dictionary consulted by bureaucrats, translators, doctors, weapons designers and anyone else who needs help decrypting the wide world's daily output of acronyms." - The Wall Street Journal "An astounding array of explanations for things like HRT and NASP." - USA Today Powered by AcronymFinder.com: If you can't find it here, you won't find it anywhere.

Screenshots

Power Thesaurus3 screens
Acronym Finder4 screens

Verdict

The call

The clearest difference is update cadence: Power Thesaurus at monthly against Acronym Finder's every 10 months. Power Thesaurus also leads on ratings volume (3.1K vs 945). On price, rating, review sentiment and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Power Thesaurus sells 2 in-app purchases, starting at $3.99 per month and Acronym Finder sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Power Thesaurus against 4.8 for Acronym Finder. Both are backed by a comparable volume of ratings — 3.1K and 945 respectively. Written reviews are what separate them: 86% of Power Thesaurus's written reviews are positive against 93% of Acronym Finder's.

UpkeepUpdate frequency

Power Thesaurus ships an update monthly, Acronym Finder every 10 months. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

Scorecard2 real differences · 8 level
Power Thesaurus versus Acronym Finder: the parameters behind the verdict, then further details
ParameterPower ThesaurusAcronym Finder
PriceFreeFree
Rating4.8 (3.1K ratings)4.8 (945 ratings) — better
Positive reviews85.7% of reviews92.6% of reviews — better
Number of ratings3.1K — better945
Update frequencyMonthly — betterEvery 10 months
AdsYesYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size70 MB39 MB
Age rating4+4+
DeveloperRadyushin Pty LtdFarlex, Inc.

Customer experience

Power Thesaurus

All ratings3,053 ratings
Positive95.2%
Neutral1.4%
Negative3.5%
Written reviews384 reviews
Positive85.7%
Neutral3.6%
Negative10.7%

Acronym Finder

All ratings919 ratings
Positive97.5%
Neutral1.1%
Negative1.4%
Written reviews94 reviews
Positive92.6%
Neutral3.2%
Negative4.3%

User reviews

Power Thesaurus

From 3.1K App Store ratings

What we love

  • ⭐ Invaluable tool for everyone
  • 🚀 Must have
  • ⭐ Superior
  • ⭐ Synonyms
  • ⭐ Indispensable

Room to improve

  • 🔌 Could be better
  • 🐛 Crashes
  • 🐛 Crashes the second you tried to open it
  • 🐛 New updates cause crashes
  • 🐛 Crashes and won't open

Acronym Finder

From 945 App Store ratings

What we love

  • 👍 Comprehensive and detailed
  • 🚀 Extremely useful and efficient
  • 💡 Helpful for understanding acronyms in various domains
  • 👍 Easy to use and navigate
  • 👍 Accurate and reliable

Room to improve

  • 🐛 Occasional crashes or performance issues
  • 💡 Could use more customization options (e.g., saved acronyms, filtering by category)
  • 🔍 Lacking a 'contact us' feature for user support

Bugs and requests

Power Thesaurus

Reported bugs

4 issues
  • Login screen freezes
  • Incompatible with older devices
  • Paid account suddenly gone?
  • App still crashes after update

Requested features

5 requests
  • Separate favorites and new words/vocabulary
  • Flash card review mode with audio
  • Bookmark/favorite feature
  • Dark mode option
  • Advanced analytics dashboard

Acronym Finder

Reported bugs

2 issues
  • App getting stuck on splash screen for some users
  • Compatibility issues with newer iOS devices

Requested features

3 requests
  • Add ability to save custom acronyms
  • Implement filtering and sorting options for acronyms
  • Improve user interface and visual design

In-app purchases

2 purchases

Power Thesaurus

Subscriptions2
  • PRO Monthly$3.991 Month
  • PRO Annual$29.991 Year
1 purchases

Acronym Finder

One-time1
  • Ad-free upgrade$4.99

Questions

Is Power Thesaurus free?
Power Thesaurus is free to download, with in-app purchases available.
Is Acronym Finder free?
Acronym Finder is free to download, with in-app purchases available.
Which has better reviews, Power Thesaurus or Acronym Finder?
Acronym Finder is rated higher. Power Thesaurus averages 4.8 out of 5 from 3.1K ratings, while Acronym Finder averages 4.8 from 945 ratings.
Do Power Thesaurus or Acronym Finder have ads?
Both Power Thesaurus and Acronym Finder show ads.
Which is updated more often, Power Thesaurus or Acronym Finder?
Power Thesaurus ships an update monthly, and Acronym Finder every 10 months. Most recently, Power Thesaurus was updated on October 29, 2026 and Acronym Finder on October 27, 2026.

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